Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
April 1, 2008
Patent Application Number
10923273
Date Filed
August 20, 2004
Patent Citations Received
Patent Primary Examiner
Patent abstract
Safety systems for power equipment, and components and brake cartridges for use in those safety systems, are disclosed. The safety systems, components and brake cartridges are specifically applicable for woodworking equipment such as saws. An exemplary brake cartridge includes a housing, a brake pawl, a spring, a fuse wire, circuitry a plug, an aperture for a key, and a switch activated by the key to indicate the cartridge is installed.
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